Carrier profile · USDOT 1570161 · Updated Jun 13, 2026

Donald Aloysius Johnson

DBA JOHNSON'S PLUMBING

0 power unitsLEONARDTOWN, MD50/100

AUTHORITY STATUS UNKNOWN

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

LEONARDTOWN, MD

23205 BAYSIDE ROAD

Density

fewermore

Shade = roadside inspections, last 24 mo.